Hisashi Umeda

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Higashine, JP

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic recording medium, magnetic storage apparatus and recording...
- Patent number 7,625,643
- Issue date Dec 1, 2009
- Fujitsu Limited
- Hisashi Umeda
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium, magnetic storage apparatus and recording...
- Patent number 7,435,489
- Issue date Oct 14, 2008
- Fujitsu Limited
- Hisashi Umeda
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium having at least two coupled magnetic laye...
- Patent number 7,271,984
- Issue date Sep 18, 2007
- Fujitsu Limited
- Hisashi Umeda
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium, method of producing magnetic recording m...
- Patent number 6,689,496
- Issue date Feb 10, 2004
- Fujitsu Limited
- Haruhiro Komura
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium and magnetic storage apparatus
- Patent number 6,645,646
- Issue date Nov 11, 2003
- Fujitsu Limited
- Hisashi Umeda
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Magnertic recording medium, magnetic storage apparatus and recordin...
- Publication number 20080002296
- Publication date Jan 3, 2008
- Hisashi Umeda
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording medium, recording method and magnetic storage ap...
- Publication number 20050136291
- Publication date Jun 23, 2005
- FUJITSU LIMITED
- Iwao Okamoto
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording medium, magnetic storage apparatus and recording...
- Publication number 20050053803
- Publication date Mar 10, 2005
- FUJITSU LIMITED
- Hisashi Umeda
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording medium, magnetic storage apparatus and recording...
- Publication number 20050014028
- Publication date Jan 20, 2005
- FUJITSU LIMITED
- Hisashi Umeda
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording medium and magnetic storage apparatus
- Publication number 20030232218
- Publication date Dec 18, 2003
- FUJITSU LIMITED
- Kenji Sato
- G11 - INFORMATION STORAGE